/**
* Copyright 2004-2016 Riccardo Solmi. All rights reserved.
* This file is part of the Whole Platform.
*
* The Whole Platform is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The Whole Platform is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the Whole Platform. If not, see <http://www.gnu.org/licenses/>.
*/
package org.whole.lang.ui.menu;
/**
* @author Riccardo Solmi, Enrico Persiani
*/
public class FlatFillMenuStrategy implements IFillMenuStrategy {
private static class SingletonHolder {
private static final IFillMenuStrategy instance = new FlatFillMenuStrategy(null);
}
public static IFillMenuStrategy instance() {
return SingletonHolder.instance;
}
public static IFillMenuStrategy instance(String groupName) {
return new FlatFillMenuStrategy(groupName);
}
private String groupName;
protected FlatFillMenuStrategy(String groupName) {
this.groupName = groupName;
}
public <I, F> void fillMenu(IItemContainer<I, F> container, IItemSet<I, F> itemSet, int beginIndex, int endIndex) {
for (int i=beginIndex; i<endIndex; i++)
if (groupName != null)
container.appendToGroup(groupName, itemSet.get(i));
else
container.add(itemSet.get(i));
}
}